Chapter 10: Servicing / repair
10-48 Fresenius Medical Care 4008 S (Version V10) SM-EN 7/01.13
10.9.7 Drip chamber holder
10.9.7.1 Drip chamber holder complete
10.9.7.2 Ultrasonic sensors
Pull off all cables from P.C.B. LP 450-2, open
the P.C.B. securing mechanism, and remove
P.C.B. LP 450-2 (1).
Remove the 4 screws (2).
Remove the drip chamber holder (1)
including cable from the device.
After replacement or repair, calibrate the
ultrasonic sensors.
Unscrew 2 screws (1), and remove the angle
(2). Pull out the cylinder pin (3), press back
the spring, and pull out the ultrasonic
sensor(4) including spring.
When installing, stick a new adhesive tape to
the angle to secure the cylinder pin.